CVE-2026-41020

HIGH
MEDIUM Priority: 0.02 BB Relevance: 55/100
Published: 2026-10-27 Modified: 2026-10-27 First seen: 2026-10-29 Status: active

Attack Surface

Network No Auth Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: High
PR: None
UI: Required
S: Unchanged
C: High
I: High
A: High

Description

Eaton easyE4 uses a static nonce during authentication, which could allow an unauthenticated attacker with access to captured authentication traffic to replay a valid authentication exchange and gain unauthorized access to the device.

Weakness Classification (1)

Bug Bounty Relevance

55 / 100
✓ Network accessible
✓ No authentication

CVSS Score

7.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.23%
Raw Score 0.002260
Percentile 13.4%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00226
2026-10-28
0.00226

Intelligence Sources

mitre ref →
nvd ref →